Home / 9,199.62-13,776.75-5,292.18

Finding the Fourth Proportional to 9,199.62, 13,776.75 and 5,292.18

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Solution

The fourth proportional to 9,199.62, 13,776.75 and 5,292.18 is: 7,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.62 : 13,776.75 = 5,292.18 : x
  2. Step 2: Convert to fraction form
    9,199.62/13,776.75 = 5,292.18/x
  3. Step 3: Cross multiply
    9,199.62x = 13,776.75 × 5,292.18
  4. Step 4: Simplify right side
    9,199.62x = 72,909,040.82
  5. Step 5: Solve for x
    x = 72,909,040.82/9,199.62
  6. Step 6: Final answer
    x = 7,925.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.